We have to stop this murder on the high street

Ministers need to rethink our tax regime to prevent tech giants gaming the system and destroying all their competition

All hail Emperor Musk of Mars. A few days ago, the tech billionaire behind Tesla cars spoke about his plan to send humans to the Red Planet. Musk the Mighty is nothing if not magnanimous. He envisages a colony governed by direct democracy, rather than the American model of representative democracy.

I must have missed the meeting where we voted to make him the founding father of Mars. Truly, the arrogance of big tech tycoons is now interplanetary.

Meanwhile, back on Earth . . .

The adverse effect that tech giants are having on our economy and society becomes steadily more apparent. If their corrosive impact on politics and media were not enough, the wrecking ball of Amazon — so cheap, so easy to order from —…